1. 下载网络安装镜像
选择这里的镜像:
下载ISO镜像文件
- CentOS-5.9-i386-netinstall.iso
- CentOS-5.9-x86_64-netinstall.iso
2. 刻录镜像文件与使用CentOS安装CD引导计算机
检查CentOS镜像的MD5，之后使用你喜欢的工具刻录至光盘。最后，使用CentOS安装光盘引导计算机。
3. 在GRUB菜单中选择网络安装 (NetInstall)或直接按回车键开始引导系统
!["Centos]("https://res.cloudinary.com/the-backyard-of-stanley/image/upload/v1413002845/35b240bfa6c894775e882f9c380bd853_gxzd05.png" "\"Centos")
4. 启动CentOS 5.9安装工具
!["Booting]("https://res.cloudinary.com/the-backyard-of-stanley/image/upload/v1413002844/e840bdb0d402680e8e2edaf9ab3f1b00_rwlchb.png" "\"Booting")
5. 选择语言（Chinese Simplified简体中文或者English英语）
!["Choose]("https://res.cloudinary.com/the-backyard-of-stanley/image/upload/v1413002844/4bf5f0077cbaf7c809ba71c8bdc4d6ca_vw3o4j.png" "\"Choose")
6. 选择键盘类型（保持默认即可）
!["Select]("https://res.cloudinary.com/the-backyard-of-stanley/image/upload/v1413002843/6ccb70516bc95fbde240038f55006575_gm15qf.png" "\"Select")
7. 选择安装方式（这里我们选择HTTP）
!["Select]("https://res.cloudinary.com/the-backyard-of-stanley/image/upload/v1413002771/505d663465a1107c4a90cb1948be4dce_r4zeks.png" "\"Select")
8. 配置TCP/IP设置
（勾选Enable IPv4 support,如果没有IPv6网络，可不勾选Enable IPv6 Support）
!["Configure]("https://res.cloudinary.com/the-backyard-of-stanley/image/upload/v1413002772/101121c9043cae25a95438ef09575737_eiss8o.png" "\"Configure")
9. 设置网络安装CentOS 5.9的URL (软件源站点和CentOS目录)
Web site name:
mirror.sohu.com
CentOS directory for i386:
/centos/5.9/os/i386/ or /centos/5/os/i386
CentOS directory for x86_64:
/centos/5/os/x86_64 or /centos/5.9/os/x86_64
!["CentOS]("https://res.cloudinary.com/the-backyard-of-stanley/image/upload/v1413002773/1859f06c394f5559aa78752870bed1a6_c44qwh.png" "\"CentOS")
10. 开始下载安装工具
!["Downloading]("https://res.cloudinary.com/the-backyard-of-stanley/image/upload/v1413002841/b68f4296cf3b67447c0bca133c36a3b0_l1a7zs.png" "\"Downloading")
11. CentOS安装欢迎屏幕
!["CentOS]("https://res.cloudinary.com/the-backyard-of-stanley/image/upload/v1413002842/2491b8027f3edd12e82686cb66e23078_ggqkiy.png" "\"CentOS")
12. 进行分区操作
若打算修改分区大小，文件系统等选项，请选择“Create custom layout”选项.
!["CentOS]("https://res.cloudinary.com/the-backyard-of-stanley/image/upload/v1413002770/43b823b86d55ffe7c4c43216fb456795_lctrqm.png" "\"CentOS")
现在就可以开始修改分区了.
!["CentOS]("https://res.cloudinary.com/the-backyard-of-stanley/image/upload/v1413002770/2ece2c5f1ed69faad1b80ac58db58d43_srybbs.png" "\"CentOS")
13. 配置启动引导工具
!["CentOS]("https://res.cloudinary.com/the-backyard-of-stanley/image/upload/v1413002769/cac1ecc898e80df2736c2c9c2e0ea0e3_uq4ixe.png" "\"CentOS")
14. 配置网络
!["CentOS]("https://res.cloudinary.com/the-backyard-of-stanley/image/upload/v1413002768/d110f9d249901362a66d01675207701b_mitwf5.png" "\"CentOS")
15. 选择时区
!["CentOS]("https://res.cloudinary.com/the-backyard-of-stanley/image/upload/v1413002767/aee41d88f6ed82d0424b4d9e3ab7401a_yezpmj.png" "\"CentOS")
16. 设置root密码
!["CentOS]("https://res.cloudinary.com/the-backyard-of-stanley/image/upload/v1413002763/b88abd80220d82cc23eae31ad0ccec70_o7dagr.png" "\"CentOS")
17. 选择需要安装的软件包
!["CentOS]("https://res.cloudinary.com/the-backyard-of-stanley/image/upload/v1413002764/cf11eaefa2b2fd9d200a2261085a6fea_vikizz.png" "\"CentOS")
18. 开始安装已选择的软件包
!["CentOS]("https://res.cloudinary.com/the-backyard-of-stanley/image/upload/v1413002765/4a39de7529b95cdd8399ab6ff102dfcc_xdyn90.png" "\"CentOS")
19. 安装结束，重启
!["CentOS]("https://res.cloudinary.com/the-backyard-of-stanley/image/upload/v1413002766/3bac40f27fe3f2fd7d4b85e8490de35d_te3jqs.png" "\"CentOS")
20. 系统成功启动至命令提示符
!["CentOS]("https://res.cloudinary.com/the-backyard-of-stanley/image/upload/v1413002762/d398475a36340fc856074fe1d565cca6_ecyviy.png")